Physics The unit of noise pollution (level) is : Ppm Decibel Decimal None of these Ppm Decibel Decimal None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Sound produced at a point is heard by a person after 5 second, while the same sound is heard by another person after 6 seconds. If the speed of sound is 300 m/s, what could be the maximum and minimum distances between the two persons? 2.8 km, 0.25 km 2.2 km, 0.20 km 3.3 km, 0.30 km 1.8 km, 0.15 km 2.8 km, 0.25 km 2.2 km, 0.20 km 3.3 km, 0.30 km 1.8 km, 0.15 km ANSWER DOWNLOAD EXAMIANS APP
Physics On which of the following techniques photostate machine works ? Electromagnetic Image— Making Electrostatic Image—Making Thermal Image—Making Magnetic Image—Making Electromagnetic Image— Making Electrostatic Image—Making Thermal Image—Making Magnetic Image—Making ANSWER DOWNLOAD EXAMIANS APP
Physics Out of the following pairs, which one does not have identical dimension? Angular momentum and Planck's constant Impulse and Momentum Work and Torque Moment of inertia and moment of a force Angular momentum and Planck's constant Impulse and Momentum Work and Torque Moment of inertia and moment of a force ANSWER DOWNLOAD EXAMIANS APP
Physics Railway tracks are banked on curves the train may not fly off in the opposite direction necessary centripetal force may be obtained from the horizontal component of the weight of the train necessary centrifugal force may be obtained from the horizontal component weight of the train to avoid frictional force between the tracks and wheels the train may not fly off in the opposite direction necessary centripetal force may be obtained from the horizontal component of the weight of the train necessary centrifugal force may be obtained from the horizontal component weight of the train to avoid frictional force between the tracks and wheels ANSWER DOWNLOAD EXAMIANS APP
Physics The splitting of different colours of light in a prism is : Diffraction of light Refraction of light Disperson of light Reflection of light Diffraction of light Refraction of light Disperson of light Reflection of light ANSWER DOWNLOAD EXAMIANS APP